extracted the response class to its own file

lib/couchrest.rb

@@ -29,6 +29,7 @@ module CouchRest
   
   autoload :Server,       'couchrest/core/server'
   autoload :Database,     'couchrest/core/database'
+  autoload :Response,      'couchrest/core/response'
   autoload :Document,     'couchrest/core/document'
   autoload :Design,     'couchrest/core/design'
   autoload :View,         'couchrest/core/view'

lib/couchrest/core/response.rb

@@ -0,0 +1,15 @@
+module CouchRest
+  class Response < Hash
+    def initialize(keys = {})
+      keys.each do |k,v|
+        self[k.to_s] = v
+      end
+    end
+    def []= key, value
+      super(key.to_s, value)
+    end
+    def [] key
+      super(key.to_s)
+    end
+  end
+end